Shiitake Onion Soup Something Different But So Tasty And Healthy Thinly Slice All Vegetables 1 cup shitake mushrooms 1 red onion 3 white onions 1 leek 1 celery stalk 1 carrot ½ cup fresh parsley 1 clove garlic ½ teaspoon thyme ¼ teaspoon pepper Salt to taste read more...